Influence of the ferroelectric domain structure and switching properties on the endurance of PZT ferroelectric capacitors

被引:8
作者
Wouters, DJ
Maes, HE
机构
来源
MICROELECTRONICS AND RELIABILITY | 1996年 / 36卷 / 11-12期
关键词
D O I
10.1016/0026-2714(96)00193-X
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Ferroelectric Pt/PZT/Pt capacitors with different PZT orientations are characterized before and after electrical fatigue. (111)(c)-oriented, tetragonal PZT is characterized by abrupt 180 degrees switching and very high-quality hysteresis loops but is very prone to electrical fatigue, while the 90 degrees switching which is dominant in unsaturated and/or unpoled (100)(c) PZT films results in slanted loops with low polarization but high endurance. Copyright (C) 1996 Elsevier Science Ltd
引用
收藏
页码:1763 / 1766
页数:4
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